Page 282 - Book Hosokawa Nanoparticle Technology Handbook
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4.6 SELF-ASSEMBLY                                                            FUNDAMENTALS
































                  Figure 4.6.10
                  Particle patterns made by liquid patterning (a) Mono-layer pattern; (b) Particle wiring; (c) Fine double particle wiring;
                  (d) Curved fine double particle wiring.


















                  Figure 4.6.11
                  The colloid crystalline pattern prepared by drying patterning (a) Particle collectives with fcc (hcp) structure; (b) Fine
                  particle wiring with square lattice of non-closest packing.

                  colloid crystalline with arbitrarily shaped patterning  behaves discontinuously on the board surface
                  prepared by using a self-assembled mono-layer pat-  (Fig. 4.6.12 upper (a f), lower (A E) [18, 19]).
                  terned with hydrophilic and hydrophobic regions as a  Furthermore, it is possible to prepare by this method
                  template, dropping the solution to align the colloid  particle fine wiring with a squared lattice of non-
                  solution along the hydrophilic region and drying out  closest packing structure (Fig. 4.6.12(b) [17]) and
                  the solvent [17].                              particle fine wiring with a NaCl crystal structure
                    Fine wiring arrayed with particle lines at the same  (Fig. 4.6.12(F) [18]).
                  interval was prepared by drying the solvent from the  It was thought that only the fcc (hcp) structure of
                  surface of the board covered by the self-assembled  closest packing represented by opals could be pre-
                  mono-layer keeping it standing in a colloid solution.  pared from a colloid solution. However, these
                  It is based on the phenomena that the colloid solution  processes show the possibility of preparing structures

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